Physics Name the process by which bubbles from liquid are formed? Surface Tension Effervescence Surface Energy Degasification Surface Tension Effervescence Surface Energy Degasification ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is responsible for the working of Newton's colour disc experiment ? Formation of pure spectra Principle of complementary colour Persistence of vision Formation of impure spectra Formation of pure spectra Principle of complementary colour Persistence of vision Formation of impure spectra ANSWER DOWNLOAD EXAMIANS APP
Physics Siphon will fail to work if: The level of the liquid in the two vessels are at the same height. The temperature of the liquids in the two vessels are the same. The densities of the liquid in the two vessels are equal. Both its limbs are of unequal length. The level of the liquid in the two vessels are at the same height. The temperature of the liquids in the two vessels are the same. The densities of the liquid in the two vessels are equal. Both its limbs are of unequal length. ANSWER DOWNLOAD EXAMIANS APP
Physics What is the process of conversion of solid state directly to gaseous state called? Sublimation Condensation Evaporation Distillation Sublimation Condensation Evaporation Distillation ANSWER DOWNLOAD EXAMIANS APP
Physics In heating frozen foods in sealed pouches in a microwaves, why do you first poke holes in the pouch? To allow the aroma of the food to come out through the holes To allow the heat to get into the food through the hole To prevent the steam pressure from bursting open the pouch To allow the microwaves to get into the food through the holes To allow the aroma of the food to come out through the holes To allow the heat to get into the food through the hole To prevent the steam pressure from bursting open the pouch To allow the microwaves to get into the food through the holes ANSWER DOWNLOAD EXAMIANS APP
Physics Safety fuse wire used in domestic electrical appliances is made of metal of low Specific gravity Melting point Resistance Conductance Specific gravity Melting point Resistance Conductance ANSWER DOWNLOAD EXAMIANS APP